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-rw-r--r--src/shared/cgroup-util.c12
-rw-r--r--src/test/test-cgroup-util.c3
2 files changed, 6 insertions, 9 deletions
diff --git a/src/shared/cgroup-util.c b/src/shared/cgroup-util.c
index e8cb9c73ac..00eac64236 100644
--- a/src/shared/cgroup-util.c
+++ b/src/shared/cgroup-util.c
@@ -1306,9 +1306,8 @@ int cg_pid_get_machine_name(pid_t pid, char **machine) {
}
int cg_path_get_session(const char *path, char **session) {
- const char *e, *n, *x;
+ const char *e, *n, *x, *y;
char *s;
- size_t l;
assert(path);
@@ -1325,17 +1324,14 @@ int cg_path_get_session(const char *path, char **session) {
x = startswith(s, "session-");
if (!x)
return -ENOENT;
- if (!endswith(x, ".scope"))
- return -ENOENT;
-
- l = strlen(x);
- if (l <= 6)
+ y = endswith(x, ".scope");
+ if (!y || x == y)
return -ENOENT;
if (session) {
char *r;
- r = strndup(x, l - 6);
+ r = strndup(x, y - x);
if (!r)
return -ENOMEM;
diff --git a/src/test/test-cgroup-util.c b/src/test/test-cgroup-util.c
index fda8bcc5c5..68c526ae82 100644
--- a/src/test/test-cgroup-util.c
+++ b/src/test/test-cgroup-util.c
@@ -106,7 +106,8 @@ static void check_p_g_s(const char *path, int code, const char *result) {
static void test_path_get_session(void) {
check_p_g_s("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "2");
check_p_g_s("/session-3.scope", 0, "3");
- check_p_g_s("", -ENOENT, 0);
+ check_p_g_s("/session-.scope", -ENOENT, NULL);
+ check_p_g_s("", -ENOENT, NULL);
}
static void check_p_g_o_u(const char *path, int code, uid_t result) {